I33132322131121133131323331333132313232233132233133313233313231333132332211   >>    I3313232213112113313132333133313231323223313223313331323331323133313233221   <<    I33132322131121133131323331333132313232233132233133313233313231333132332213   >>      I33132322131121133131323331333132313232233132233133313233313231333132332212   >>